Rain sensor
First Claim
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1. A rain sensor located on the outside of the windshield of a motor vehicle in a region passed over by a windshield wiper, the sensor comprising:
- at least one conductive track which is connected to an electric potential within the motor vehicle,wherein said at least one conductive track configured as a loop to permit measurement of a loop resistance of the conductive track for an electrical detection of a tear in said at least one conductive track.
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Abstract
A rain sensor which is arranged on the outside of the windshield of a motor vehicle in a region which can be passed over by a windshield wiper and has at least one conductive track which is connected to an electric potential within the motor vehicle. A loop resistance of the conductive track (1, 2) is measured for the electrical detection of a tear.
61 Citations
8 Claims
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1. A rain sensor located on the outside of the windshield of a motor vehicle in a region passed over by a windshield wiper, the sensor comprising:
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at least one conductive track which is connected to an electric potential within the motor vehicle, wherein said at least one conductive track configured as a loop to permit measurement of a loop resistance of the conductive track for an electrical detection of a tear in said at least one conductive track. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification